Metal Film MELF Resistors
FEATURES
•
SURFACE MOUNT IN SIZES 0102 (0805), 0204 (1406) AND 0207 (2410)
• AVAILABLE IN PRECISION TOLERANCE AND TC (TO ±0.1% TOL. AND ±10PPM TC)
• ALL SIZES ARE AVAILABLE IN TAPE/REEL FOR AUTOMATIC MOUNTING
• SAC REFLOW SOLDERABLE (+260°C FOR 3 SECONDS)
• AVAILABLE IN ZERO OHM JUMPER
STANDARD POWER SPECIFICATIONS
Type
Max. *1 Max. *2 Resistance Temperature
Power Rating
Size
Working Overload Tolerance
Coefficient
at 70°C
Voltage Voltage
Code
(ppm/°C)
±0.1%(B)
±0.25% (C)
±15 (N)
±0.5% (D)
±1% (F)
±0.1%(B)
±0.25% (C)
±0.5% (D)
0102
±25 (C)
0.125W
150V
300V
±1% (F)
(0805)
±5% (J)
±0.5 (D)
±1% (F)
±5% (J)
±5% (J)
±0.1%(B)
±0.25% (C)
±0.5% (D)
±1% (F)
±0.1%(B)
±0.25% (C)
±0.5% (D)
±1% (F)
±0.1 (B)
±0.25% (C)
±0.5% (D)
±1% (F)
±5% (J)
±0.1% (B)
±0.25% (C)
±0.5% (D)
±1% (F)
±5% (J)
±1% (F)
±5% (J)
±100 (E)
±100 (E)
±10 (B)
±50 (D)
Resistance
Range (Ω)*3
100 ~ 56K
NFR Series
Resistance
Values
E-24 & E-96
Operating
Temperature
Range
NFR0102W
100 ~ 100K
E-24 & E-96
E-24
1.0 ~ 1M
1.0 ~ 1M
0.22 ~ 2M
10 ~ 20K
E-24 & E-96
E-24
E-24
E-24 & E-96
-55°C ~ +155°C
±15 (N)
10 ~ 300K
E-24 & E-96
10 ~ 1M
±25 (C)
10 ~ 4.7M
10 ~ 4.7M
10 ~ 1M
±50 (D)
1.0 ~ 1M
0.2 ~ 10M
0.2 ~ 10M
0.1 ~ 10M
0.1 ~ 10M
E-24 & E-96
E-24 & E-96
E-24
E-24 & E-96
E-24 & E-96
E-24 & E-96
E-24
E-24 & E-96
E-24
NFR0204V
0204
(1406)
0.25W
200V
400V
Continued Next Page
DIMENSIONS (mm)
Type
Size
NFR0102
NFR0204
NFR0207
0102
0204
0207
L
2.0 ± 0.1
3.5 ± 0.2
5.9 ± 0.2
D
C
1.30 ± 0.05 0.5 min.
1.40 ± 0.15 0.5 min.
2.20 ± 0.20 0.5 min.
C
L
D
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SPECIFICATIONS ARE SUBJECT TO CHANGE
1
Metal Film MELF Resistors
STANDARD POWER SPECIFICATIONS
Type
Max. *1 Max. *2 Resistance Temperature
Power Rating
Working Overload Tolerance
Coefficient
at 70°C
Voltage Voltage
Code
(ppm/°C)
±0.1%(B)
±0.25% (C)
±10 (B)
±0.5% (D)
±1% (F)
±0.1%(B)
±0.25% (C)
±15 (N)
±0.5% (D)
±1% (F)
±0.1 (B)
±0.25% (C)
0207
0.50W
300V
500V
±0.5% (D)
±25 (C)
(2410)
±1% (F)
±5% (J)
±0.1% (B)
±0.25% (C)
±0.5% (D)
±50 (D)
±1% (F)
±5% (J)
±1% (F)
±100 (E)
±5% (J)
Size
Resistance
Range (Ω)*3
10 ~ 20K
Resistance
Values
NFR Series
Operating
Temperature
Range
E-24 & E-96
10 ~ 300K
E-24 & E-96
NFR0207U
10 ~ 1M
10 ~ 4.7M
10 ~ 4.7M
10 ~ 1M
1.0 ~ 1M
0.2 ~ 10M
0.2 ~ 10M
0.1 ~ 10M
0.1 ~ 10M
E-24 & E-96
E-24 & E-96
E-24
E-24 & E-96
E-24 & E-96
E-24 & E-96
E-24
E-24 & E-96
E-24
-55°C ~ +155°C
HIGH POWER SPECIFICATIONS
Type
Max. *1 Max. *2 Resistance Temperature
Power Rating
Working Overload Tolerance
Coefficient
at 70°C
Voltage Voltage
Code
(ppm/°C)
±0.1%(B)
±0.25% (C)
±15 (N)
±0.5% (D)
±1% (F)
±0.1%(B)
±0.25% (C)
0102
±0.5% (D)
±25 (C)
0.20W
200V
400V
(0805)
±1% (F)
±5% (J)
±0.5 (D)
±1% (F)
±50 (D)
±5% (J)
±5% (J)
±100 (E)
±0.1%(B)
±0.25% (C)
±15 (N)
±0.5% (D)
±1% (F)
±0.1%(B)
±0.25% (C)
±0.5% (D)
±25 (C)
±1% (F)
0204
±5% (J)
0.40W
200V
400V
(1406)
±0.1% (B)
±0.25 (C)
±0.5 (D)
±50 (D)
±1% (F)
±1% (F)
±5% (J)
±1% (F)
±100 (E)
±5% (J)
Continued Next Page
Size
Resistance
Range (Ω)*3
100 ~ 56K
Resistance
Values
E-24 & E-96
Operating
Temperature
Range
NFR0102P
100 ~ 100K
E-24 & E-96
E-24
1.0 ~ 1.0M
0.51 ~ 2.0M
10 ~ 100K
E-24 & E-96
E-24
E-24
E-24 & E-96
-55°C ~ +155°C
10 ~ 1.0M
10 ~ 1.0M
1.0 ~ 1.0M
0.2 ~ 1.0M
0.1 ~ 1.0M
E-24 & E-96
E-24
E-24 & E-96
E-24 & E-96
E-24
E-24 & E-96
E-24
NFR0204G
2
NIC COMPONENTS CORP.
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www.lowESR.com
www.RFpassives.com
www.SMTmagnetics.com
SPECIFICATIONS ARE SUBJECT TO CHANGE
Metal Film MELF Resistors
HIGH POWER SPECIFICATIONS
Type
Max. *1 Max. *2 Resistance Temperature
Power Rating
Working Overload Tolerance
Coefficient
at 70°C
Voltage Voltage
Code
(ppm/°C)
±0.1%(B)
±0.25% (C)
±15 (N)
±0.5% (D)
±1% (F)
±0.1%(B)
±0.25% (C)
±0.5% (D)
±25 (C)
±1% (F)
0207
±5% (J)
1.0W
350V
700V
(2410)
±0.1% (B)
±0.25 (C)
±0.5 (D)
±50 (D)
±1% (F)
±1% (F)
±5% (J)
±1% (F)
±100 (E)
±5% (J)
Size
Resistance
Range (Ω)*3
10 ~ 100K
NFR Series
Resistance
Values
E-24 & E-96
Operating
Temperature
Range
10 ~ 1.0M
10 ~ 1.0M
1.0 ~ 1.0M
0.2 ~ 1.0M
0.1 ~ 1.0M
E-24 & E-96
E-24
E-24 & E-96
E-24 & E-96
E-24
E-24 & E-96
E-24
NFR0207T
ZERO OHM JUMPER SPECIFICATIONS
Type
NFR0204ZOTRF
NFR0207ZOTRF
Size
0204
0207
Maximum Current
Max. current 2A
Max. current 4A
Maximum Resistance
Max. resistance 15mΩ
Max. resistance 15mΩ
Operating
Temperature
Range
-55°C ~ +155°C
PART NUMBER SYSTEM (0.1%, 0.25%, 0.5%, 1% TOLERANCE E-24 & E-96 VALUES)
NFR 0204 V F 1213 C TR F
RoHS compliant
Tape & Reel Packaging
Temperature Coefficient Code: B = ±10ppm, N = ±15ppm, C = ±25ppm, D = ±50ppm, E=±100ppm
Resistance Code: First 2
fi
gures are significant,
3rd digit is the multiplier, “R”
indicates a decimal point.
Tolerance Code: B = ±0.1%, C = ± 0.25%, D = ±0.5%, F = ±1%
Power Rating Code: W = 0.125W, P = 0.2W, V = 0.25W, G = 0.40W, U = 0.50W, T = 1.0W
Size Code: See dimensions table
Series
PART NUMBER SYSTEM (5% E-24 VALUES)
NFR 0204 V J 103 E TR F
RoHS compliant
Tape & Reel Packaging
Temperature Coefficient Code: C = ±25ppm, D = ±50ppm, E=±100ppm
Resistance Code: First 2
fi
gures are significant,
3rd digit is the multiplier, “R”
indicates a decimal point.
Tolerance Code: J = ±5%
Power Rating Code: W = 0.125W, P = 0.2W, V = 0.25W, G = 0.40W, U = 0.50W, T = 1.0W
Size Code: See dimensions table
Series
NIC COMPONENTS CORP.
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www.lowESR.com
www.RFpassives.com
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SPECIFICATIONS ARE SUBJECT TO CHANGE
3
Metal Film MELF Resistors
Note *1
- Maximum allowable continuous Working Voltage
NFR Series
Note *
- Maximum Overload Voltage for all resistors is the
for all resistors is the lower of the two values:
lower of the two values:
“Maximum Working Voltage” as specified above
or the result of the following formula
Power rating (Watts) x Resistance (Ohms)
2.5x
“Maximum Overload Voltage” as specified above
or the result of the following formula
Power rating (Watts) x Resistance (Ohms) for 5 sec.
Power Derating Curve:
For operation above 70
o
C, power rating must be derated according to the following chart:
100
POWER RATING %
80
60
40
20
0
-40
-20
0
80
70
AMBIENT TEMPERATURE °C
20
60
100
120
140
155
COLOR CODING
Significant Figure
Color
1st
2nd 3rd*
Black
0
0
0
Brown
1
1
1
Red
2
2
2
Orange
3
3
3
Yellow
4
4
4
Green
5
5
5
Blue
6
6
6
Violet
7
7
7
Grey
8
8
8
White
9
9
9
Gold
-
-
-
Silver
-
-
-
E-24 & E-96 VALUES
Multiplier
1
10
100
1,000
10,000
100,00
1,000,000
10,000,000
-
-
0.1
0.01
E-24
Values
100
110
120
130
150
160
180
200
220
240
270
300
330
360
390
430
470
510
560
620
680
750
820
910
100
110
121
133
147
162
178
196
215
237
261
287
316
348
383
422
464
511
562
619
681
750
825
909
E-96
Values
102 105
113 115
124 127
137 140
150 154
165 169
182 187
200 205
221 226
243 249
267 274
294 301
324 332
357 365
392 402
432 442
475 487
523 536
576 590
634 649
698 715
768 787
845 866
931 953
107
118
130
143
158
174
191
210
232
255
280
309
340
374
412
453
499
549
604
665
732
806
887
976
Note: 3 bands for 2%* & 5% tolerance parts,
4 bands for 1% tolerance parts.
*2% tolerance parts identified by reel label
ZERO OHM MARKING
4
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SPECIFICATIONS ARE SUBJECT TO CHANGE
Metal Film MELF Resistors
CONSTRUCTION
Item
1
Insulation Coating
2
Marking
3
Cutting Line
4
Ceramic Core
5
Resistive Film
6
Terminal
1
2
3
4
5
6
NFR Series
Material
Epoxy
Epoxy
-
Ceramic
Metal Film
Fe/Cu/Ni/Sn
LAND PATTERN DIMENSIONS (mm)
Type
Case Size
A
NFR0102
NFR0204
NFR0207
0102
0204
0207
1.5
1.6
2.4
Land Pads
B
0.8
1.2
1.7
C
1.0
1.6
3.0
B
C
A
300°C
260°C
220°C
200°C
180°C
100°C
50°C
0
REFLOW SOLDERING TEMPERATURE PROFILE
Peak Temperature 260°C
3 sec. max.
120 sec. max.
Time above 220°C
60 sec. max.
NIC COMPONENTS CORP.
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www.lowESR.com
www.RFpassives.com
www.SMTmagnetics.com
SPECIFICATIONS ARE SUBJECT TO CHANGE
5
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